Adjustable support stand for an office machine



FIG. 1 is a perspective view of an adjustable support stand for an office machine showing my design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a front elevational view; and

FIG. 5 is a side elevational view thereof. 

The ornamental design for an adjustable support stand for an office machine, as shown. 